//A320. Вложенный цикл
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
class ThirdAndHalfLab
{
	public static void main (String[] args)
	{
		Scanner input = new Scanner(System.in);
		int n, m, k, l;
		n = input.nextInt();
		m = input.nextInt();
		long m_sum = 0, n_sum = 0;
 
		for(k = 1; k <= n; k++)
		{
			for(l = 1; l <= m; l++)
			{
				m_sum += (k-l)*(k-l);
			}
			n_sum += k*k*k * m_sum;
			m_sum -= m_sum;		
		}
		System.out.println(n_sum);
	}
}

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